Footwear sole



FIG. 1 is a perspective view of the footwear sole embodying the new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof.

FIGS. 1-6 show an upper and portions of the sole in broken lines. The upper and portions of the sole in broken lines are shown for environmental purposes and do not form any part of the claimed design.

The broken line immediately adjacent to the solid lines in FIGS. 1-6 represent the boundary of the design with the lines themselves forming no part of the claim. 

The ornamental design for footwear sole, as shown and described. 